Table 1.
Search strategy for the PubMed database
| Number | Search terms |
| 1 | tai chi |
| 2 | taiji |
| 3 | taiqi |
| 4 | tai ji quan |
| 5 | tai chi chuan |
| 6 | taichi qigong |
| 7 | shadowboxing |
| 8 | baduanjin |
| 9 | Baduanjin exercise |
| 10 | eight section brocades |
| 11 | yoga |
| 12 | yogic |
| 13 | asana |
| 14 | pranayama |
| 15 | dhyana |
| 16 | OR 1–15 |
| 17 | chronic heart failure |
| 18 | heart failure with reduced ejection fraction |
| 19 | heart failure with mid-range ejection fraction |
| 20 | heart failure with preserved ejection fraction |
| 21 | cardiac failure |
| 22 | heart failure |
| 23 | heart decompensation |
| 24 | right-sided heart failure |
| 25 | myocardial failure |
| 26 | congestive heart failure |
| 27 | left sided heart failure |
| 28 | ventricular failure |
| 29 | OR 17–28 |
| 30 | 16 and 29 |